Home / 942,004.10-1,413,092.55-310,919.30

Finding the Fourth Proportional to 942,004.10, 1,413,092.55 and 310,919.30

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Solution

The fourth proportional to 942,004.10, 1,413,092.55 and 310,919.30 is: 466,407.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,004.10 : 1,413,092.55 = 310,919.30 : x
  2. Step 2: Convert to fraction form
    942,004.10/1,413,092.55 = 310,919.30/x
  3. Step 3: Cross multiply
    942,004.10x = 1,413,092.55 × 310,919.30
  4. Step 4: Simplify right side
    942,004.10x = 439,357,746,481.22
  5. Step 5: Solve for x
    x = 439,357,746,481.22/942,004.10
  6. Step 6: Final answer
    x = 466,407.47

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.